<template>
  <div class="app-container">
    <el-card>
      <el-form :model="queryParams" ref="queryRef" :inline="true" v-show="showSearch" label-width="68px">
        <el-form-item label="分类名称" prop="categoryName">
          <el-input
              v-model="queryParams.categoryName"
              placeholder="请输入分类名称"
              clearable
              @keyup.enter="handleQuery"
          />
        </el-form-item>
        <el-form-item>
          <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
          <el-button icon="Refresh" @click="resetQuery">重置</el-button>
        </el-form-item>
      </el-form>
    </el-card>

    <el-card style="margin-top: 20px;">
      <el-row :gutter="10" class="mb8">
        <el-col :span="1.5">
          <el-button
              type="primary"
              plain
              icon="Plus"
              @click="handleAdd"
              v-hasPermi="['iot:category:add']"
          >新增
          </el-button>
        </el-col>
        <el-col :span="1.5">
          <el-button
              type="success"
              plain
              icon="Edit"
              :disabled="single"
              @click="handleUpdate"
              v-hasPermi="['iot:category:edit']"
          >修改
          </el-button>
        </el-col>
        <el-col :span="1.5">
          <el-button
              type="danger"
              plain
              icon="Delete"
              :disabled="multiple"
              @click="handleDelete"
              v-hasPermi="['iot:category:remove']"
          >删除
          </el-button>
        </el-col>
        <el-col :span="1.5">
          <el-button
              type="warning"
              plain
              icon="Download"
              @click="handleExport"
              v-hasPermi="['iot:category:export']"
          >导出
          </el-button>
        </el-col>
        <right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
      </el-row>

      <el-table v-loading="loading" :data="categoryList" @selection-change="handleSelectionChange">
        <el-table-column type="selection" width="55" align="center"/>
        <el-table-column label="编号" align="center" prop="categoryId"/>
        <el-table-column label="分类名称" align="center" prop="categoryName"/>
        <el-table-column label="说明" align="center" prop="remark"/>
        <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
          <template #default="scope">
            <el-button link type="primary" icon="Edit" @click="handleUpdate(scope.row)"
                       v-hasPermi="['iot:category:edit']">修改
            </el-button>
            <el-button link type="primary" icon="Delete" @click="handleDelete(scope.row)"
                       v-hasPermi="['iot:category:remove']">删除
            </el-button>
          </template>
        </el-table-column>
      </el-table>

      <pagination
          v-show="total>0"
          :total="total"
          v-model:page="queryParams.pageNum"
          v-model:limit="queryParams.pageSize"
          @pagination="getList"
      />
    </el-card>

    <!-- 添加或修改产品分类对话框 -->
    <el-dialog :title="title" v-model="open" width="500px" append-to-body>
      <el-form ref="categoryRef" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="分类名称" prop="categoryName">
          <el-input v-model="form.categoryName" placeholder="请输入分类名称" maxlength="30" show-word-limit />
        </el-form-item>
        <el-form-item label="说明" prop="remark">
          <el-input v-model="form.remark" type="textarea" placeholder="请输入内容" maxlength="100" show-word-limit />
        </el-form-item>
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script setup name="Category">
import {listCategory, getCategory, delCategory, addCategory, updateCategory} from "@/api/iot/category";

const {proxy} = getCurrentInstance();

const categoryList = ref([]);
const open = ref(false);
const loading = ref(true);
const showSearch = ref(true);
const ids = ref([]);
const single = ref(true);
const multiple = ref(true);
const total = ref(0);
const title = ref("");

const data = reactive({
  form: {},
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    categoryName: null,
  },
  rules: {
    categoryName: [
      {required: true, message: "分类名称不能为空", trigger: "blur"}
    ],
  }
});

const {queryParams, form, rules} = toRefs(data);

/** 查询产品分类列表 */
function getList() {
  loading.value = true;
  listCategory(queryParams.value).then(response => {
    categoryList.value = response.rows;
    total.value = response.total;
    loading.value = false;
  });
}

// 取消按钮
function cancel() {
  open.value = false;
  reset();
}

// 表单重置
function reset() {
  form.value = {
    categoryId: null,
    categoryName: null,
    createBy: null,
    createTime: null,
    updateBy: null,
    updateTime: null,
    remark: null
  };
  proxy.resetForm("categoryRef");
}

/** 搜索按钮操作 */
function handleQuery() {
  queryParams.value.pageNum = 1;
  getList();
}

/** 重置按钮操作 */
function resetQuery() {
  proxy.resetForm("queryRef");
  handleQuery();
}

// 多选框选中数据
function handleSelectionChange(selection) {
  ids.value = selection.map(item => item.categoryId);
  single.value = selection.length != 1;
  multiple.value = !selection.length;
}

/** 新增按钮操作 */
function handleAdd() {
  reset();
  open.value = true;
  title.value = "添加产品分类";
}

/** 修改按钮操作 */
function handleUpdate(row) {
  reset();
  const _categoryId = row.categoryId || ids.value
  getCategory(_categoryId).then(response => {
    form.value = response.data;
    open.value = true;
    title.value = "修改产品分类";
  });
}

/** 提交按钮 */
function submitForm() {
  proxy.$refs["categoryRef"].validate(valid => {
    if (valid) {
      if (form.value.categoryId != null) {
        updateCategory(form.value).then(response => {
          proxy.$modal.msgSuccess("修改成功");
          open.value = false;
          getList();
        });
      } else {
        addCategory(form.value).then(response => {
          proxy.$modal.msgSuccess("新增成功");
          open.value = false;
          getList();
        });
      }
    }
  });
}

/** 删除按钮操作 */
function handleDelete(row) {
  const _categoryIds = row.categoryId || ids.value;
  proxy.$modal.confirm('是否确认删除产品分类编号为"' + _categoryIds + '"的数据项？').then(function () {
    return delCategory(_categoryIds);
  }).then(() => {
    getList();
    proxy.$modal.msgSuccess("删除成功");
  }).catch(() => {
  });
}

/** 导出按钮操作 */
function handleExport() {
  proxy.download('iot/category/export', {
    ...queryParams.value
  }, `category_${new Date().getTime()}.xlsx`)
}

getList();
</script>
